Stinkin' heater

Discussion in 'Trucks and Trailers' started by jbrink, Sep 26, 2000.

  1. jbrink

    jbrink LawnSite Member
    Posts: 8

    I have a '93 c1500 and My heater only blows cold air and there is a strange rattling coming from a small black box under the dash.
    When I turn the heat up the little screen starts flashing too. someone told me that it was my temprature actuator going bad. has anyone seen this before?

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